4121443220 has 24 divisors (see below), whose sum is σ = 8675704800. Its totient is φ = 1644639392.

The previous prime is 4121443217. The next prime is 4121443241. The reversal of 4121443220 is 223441214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237530 + ... + 254289.

It is an arithmetic number, because the mean of its divisors is an integer number (361487700).

Almost surely, 2^4121443220 is an apocalyptic number.

It is an amenable number.

4121443220 is an abundant number, since it is smaller than the sum of its proper divisors (4554261580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4121443220 is a wasteful number, since it uses less digits than its factorization.

4121443220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492247 (or 492245 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4121443220 is about 64198.4674271902. The cubic root of 4121443220 is about 1603.3060831993.

Adding to 4121443220 its reverse (223441214), we get a palindrome (4344884434).

The spelling of 4121443220 in words is "four billion, one hundred twenty-one million, four hundred forty-three thousand, two hundred twenty".